iommu/amd: Drop null test before destroy functions
authorJulia Lawall <Julia.Lawall@lip6.fr>
Sun, 13 Sep 2015 12:15:31 +0000 (14:15 +0200)
committerJoerg Roedel <jroedel@suse.de>
Tue, 29 Sep 2015 13:38:38 +0000 (15:38 +0200)
commita591989a7c162587f24305c3fe3bd8f055ed3329
treed01839f51e90d2ae32f2347690597d35b5015dd4
parent4781bc427b0d23bfde4675d210fd35debee2c9de
iommu/amd: Drop null test before destroy functions

Remove unneeded NULL test.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression x; @@
-if (x != NULL) {
  \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
  x = NULL;
-}
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/amd_iommu_init.c